This paper posits a formal political economy model where the principle of reciprocity in multilateral trade talks results in the gradual elimination of tariffs. Reciprocity trade talks turn each nation’s exporters into anti-protectionists at home; they lower foreign tariffs by convincing their...

Regional liberalization sweeps the globe like wildfire while multilateral trade talks proceed at a glacial pace. Why are countries eager to liberalize regionally but reluctant to do so multilaterally? The answer of the GATT-is-dead school is that multilateralism is too cumbersome for...

Small transaction costs and uncertainty imply that optimal cross-currency interest rate speculation is marked by a first-order hysteresis band. Consequently uncovered interest parity does not hold and market-efficiency tests based on it are mis-specified. Indeed, measured prediction errors are a...

This paper presents a model in which long-run growth and industrial location are jointly endogenous. Specifically, it introduces Romer-Grossman-Helpman endogenous growth into Krugman’s core-periphery model with footloose labour. The paper focuses on stability of the symmetric equilibrium,...

The traditional explanation of resurgence regionalism nations rests on two pillars. Regionalism is: (i) due to frustration with the WTO process (thought to be too cumbersome for today’s trade issues); and (ii) due to the United States’ conversion from devoted multilateralist to ardent...

The global financial crisis exposed great shortcomings in the global economic architecture, generating extensive international debate about possible remedies for these deficiencies. The postwar global architecture was guided by major developed economies, centered around the IMF, the GATT, and...